[optimize] upgrade Hexo framework

Author: TechQuery

.npmrc

@@ -0,0 +1 @@
+registry=https://registry.npm.taobao.org

package.json

@@ -10,26 +10,26 @@
     "doc": "source/_post/"
   },
   "hexo": {
-    "version": "3.9.0"
+    "version": "4.0.0"
   },
   "dependencies": {
-    "hexo": "^3.9.0",
+    "hexo": "^4.0.0",
     "hexo-auto-category": "^0.2.0",
-    "hexo-deployer-git": "^1.0.0",
-    "hexo-generator-archive": "^0.1.5",
-    "hexo-generator-category": "^0.1.3",
-    "hexo-generator-feed": "^1.2.2",
-    "hexo-generator-index": "^0.2.1",
+    "hexo-deployer-git": "^2.0.0",
+    "hexo-generator-archive": "^1.0.0",
+    "hexo-generator-category": "^1.0.0",
+    "hexo-generator-feed": "^2.0.0",
+    "hexo-generator-index": "^1.0.0",
     "hexo-generator-slidehtml": "0.0.62",
-    "hexo-generator-tag": "^0.2.0",
+    "hexo-generator-tag": "^1.0.0",
     "hexo-migrator-web": "^0.4.7",
     "hexo-permalink-pinyin": "^1.1.0",
     "hexo-pwa": "^0.1.3",
     "hexo-reference": "^1.0.4",
-    "hexo-renderer-ejs": "^0.3.1",
-    "hexo-renderer-marked": "^1.0.1",
-    "hexo-renderer-stylus": "^0.3.3",
-    "hexo-server": "^0.3.3",
+    "hexo-renderer-ejs": "^1.0.0",
+    "hexo-renderer-marked": "^2.0.0",
+    "hexo-renderer-stylus": "^1.1.0",
+    "hexo-server": "^1.0.0",
     "icalendar": "^0.7.1"
   },
   "scripts": {
@@ -44,7 +44,7 @@
     }
   },
   "devDependencies": {
-    "husky": "^3.0.4",
+    "husky": "^3.0.9",
     "prettier": "^1.18.2"
   },
   "prettier": {

source

@@ -26,7 +26,7 @@ navbar:
         活动: /activity
         相册: http://cdfcc.lofter.com/
         博文: /categories
-        大会: https://web-conf.tk/
+        大会: https://web-conf.dev/
         社群: /community
         关于: /categories/Profile/
     # Navigation bar links to be shown on the right

themes/Icarus/_config.yml

@@ -1,8 +1,6 @@
 <div class="justified-gallery"><%
   posts.forEach(({photos, path, title}) => {
 
-    if (! photos[0]) return;
-
     for (let file of photos) { %>
       <a class="gallery-item" href="<%= url_for(path + file) %>">
         <img src="<%= url_for(path + file) %>" alt="<%= title %>">